I know its been talked about before on the forum, but I can't seem to find it using the search feature (I think I might have even asked before but I can't remember). I would like to change from the 4.11 my truck has to a 3.73 ratio. I've never had a rear end apart (mine was already rebuilt when I bought it). I would like to just swap the center out (don't know the correct terms) using the same axles and housing. Basically just want a direct swap. I know certain year cars with certain engines wil